642 results
UROLITHIASIS 

80% of stones are composed of calcium oxalate or phosphate. Others include uric acid (9%),
staghorn or large calculus ... overwhelms the renal ... struvite #stone #kidneystones ... flankpain #PCN #calculus
Types of Renal Calculi

Calcium oxalate
 - Interstitial apatite plaque, Low urine volume, Increased urinary calcium excretion,
Types of Renal Calculi ... Hypercalcemia, Renal ... heart failure #Calculi ... #Types #Renal # ... diagnosis #causes #calculus
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
Modalities for Renal ... Calculus AXR ... for ureteric and renal ... for ureteric and renal ... #Renal #Kidney
Causes of Hematuria - Differential Diagnosis
Renal:
 - Glomerular - IgA Nephropathy, Thin basement membrane, Alport syndrome,
Differential Diagnosis Renal ... or other tumor, Calculi ... - Malignancy, Calculi ... Schistomiasis, Malignancy, Calculi
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
) - Prerenal, Renal ... Postrenal PRE-RENAL ... Vascular occlusion RENAL ... Infection POST-RENAL ... Urinary calculi
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Painful: suggests calculi ... suggest intrinsic renal
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
thromboembolism, renal ... OBSTRUCTIVE • Urinary calculi ... tumors INTRINSINC RENAL
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Tubulolnterstitial • Calculi ... • BPH • Calculi
Pediatric Causes of Abdominal Pain

Surgical:
 - Acute appendicitis 
 - Intestinal obstruction including intussusception 
 -
hydronephrosis • renal ... calculus - Henoch—Schönlein
Perioperative Acute Renal Failure Management

Pre-renal | Renal | Post-Renal

 - Mark Harris, MD MPH @ https://twitter.com/MarkHarrisMD
Perioperative Acute Renal ... Management Pre-renal ... | Renal | Post-Renal ... Perioperative #AKI #Renal